Dangers of tobacco: Twitching of a muscle can happen for many reasons, one of which is irritation from tobacco. Chewing tobacco is a very dangerous hobby which can lead to squamous cell cancer that can take your life. The surgery for such cancer may require removing your lips and part of your face to save your life. As a young man, you would be very smart to quit your tobacco habit. Go to your doctor for an exam.
Answered 12/3/2015
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